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    中文名称 英文名称 CAS号 化学式
    4-(2-哌啶-4-基乙基)哌啶 4-[2-(piperidin-4-yl)ethyl]piperidine 6329-72-2 C12H24N2
    4-(2-咪唑啉基)苯胺盐酸盐 2-(4-aminophenyl)-4,5-dihydro-1H-imidazole hydrochloride 61033-86-1 C9H11N3*ClH
    4-(2-呋喃基羰基)-alpha-甲基苯乙酸 (+/-)α-METHYL-4-(FURAN-2-CARBONYL) PHENYLACETIC ACID 66318-17-0 C14H12O4
    4-(2-呋喃基)-3-丁烯-2-酮 4-(furan-2-yl)but-3-en-2-one 623-15-4 C8H8O2
    4-(2-呋喃基)-1-丁烯-4-醇 1-(furan-2-yl)but-3-en-1-ol 6398-51-2 C8H10O2
    4-(2-呋喃)苯甲醛 4-furylbenzaldehyde 60456-77-1 C11H8O2
    4-(2-吡咯烷乙氧基)苯硼酸频那醇酯 1-(2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)ethyl)pyrrolidine 656257-46-4 C18H28BNO3
    4-(2-吡咯烷-1-基乙氧基)苯甲酸 4-(2-pyrrolidin-1-yl-ethoxy)-benzoic acid 69731-93-7 C13H17NO3
    4-(2-吡咯-1-基乙基)吡啶 4-<2-(4-pyrrolyl)ethyl>pyridine 6302-13-2 C11H12N2
    4-(2-吗啉乙氧基)苯基硼酸频哪醇酯 4-(2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)ethyl)morpholine 690636-28-3 C18H28BNO4
    4-(2-吗啉-4-基乙基)苯酚 N-(4-hydroxyphenethyl)morpholine 6631-80-7 C12H17NO2
    4-(2-二甲基氨基乙胺)-1-羟基-蒽-9,10-二酮 1-<<2-(dimethylamino)ethyl>amino>-4-hydroxy-9,10-anthracenedione 69895-69-8 C18H18N2O3
    4-(2-二乙基氨基乙基)哌啶 diethyl-(2-[4]piperidyl-ethyl)-amine 64168-10-1 C11H24N2
    4-(2-二乙基氨基乙基)-吡啶 4-<2-(diethylamino)ethyl>pyridine 67580-61-4 C11H18N2
    4-(2-乙酰氨基-3-羟基-3-氧代-丙基)硫基-2-氧代-丁酸 N-acetyl-S-(3-oxo-3-carboxy-n-propyl)cysteine 622368-00-7 C9H13NO6S
    4-(2-乙酰氨基-1,3-噻唑-4-基)苯磺酰氯 4-(2-acetylamino-thiazol-4-yl)-benzenesulfonyl chloride 62263-07-4 C11H9ClN2O3S2
    4-(2-乙酰氧基-乙氧基)-3-甲氧基-苯甲醛 4-(2-acetoxy-ethoxy)-3-methoxy-benzaldehyde 692275-82-4 C12H14O5
    4-(2-乙酰氧基-乙基)苯基乙酸酯 2-(4-acetoxyphenyl)ethyl acetate 60037-42-5 C12H14O4
    4-(2-乙酰基肼基)苯甲酸 N'-acetyl-4-hydrazinobenzoic acid 6961-86-0 C9H10N2O3
    4-(2-乙氧羰基乙基)苯基硼酸 (4-(3-ethoxy-3-oxopropyl)phenyl)boronic acid 660440-57-3 C11H15BO4
    4-(2-乙氧基乙酰基)苯甲腈 α-ethoxy-p-cyanoacetophenone 60695-12-7 C11H11NO2
    4-(2-乙氧基乙氧基)苯胺 4-(2-ethoxyethoxy)aniline 65999-71-5 C10H15NO2
    4-(2-乙氧基乙氧基)苯甲酸 4-(2-Vinyloxyethoxy)benzoic acid 61241-01-8 C11H12O4
    4-(2-乙氧基-乙基)-吗啉 4-(2-ethoxy-ethyl)-morpholine 622-09-3 C8H17NO2
    4-(2-乙氧基-1-甲基-1-苯氧基乙氧基)-4-氧代丁酸钠盐 1-Ethoxy-2-phenoxy-2-propanol monosodium succinate 63716-11-0 C15H19NaO6
    4-(2-乙基苯基)二环[2.2.1]庚烷 1-(2'-Ethylphenyl)norbornan 62226-61-3 C15H20
    4-(2-乙基己基)1-十八烷基2-磺酸基琥珀酸酯钠盐 Sodium 4-(2-ethylhexyl) 1-octadecyl 2-sulphonatosuccinate 68630-88-6 C30H57NaO7S
    4-(2-丙烯醛基氧基乙基-1-氧基)-苯甲酸 4-(2-acryloyloxyethoxy)benzoic acid 69260-38-4 C12H12O5
    4-(2-丙烯酸氧基乙基-1-氧基)苯甲酸 4-(2-methylprop-2-enoyloxyethoxy)benzoic acid 69260-39-5 C13H14O5
    4-(2-丙烯-1-基氧基)-苯丙酸 3-(4-(allyloxy)phenyl)propanoic acid 6522-02-7 C12H14O3
    4-(2-丁氧基乙氧基)苯甲醛 4-(2-butoxyethoxy)benzaldehyde 63735-44-4 C13H18O3
    4-(2-1H-吲哚基-1-甲基)-Alpha,Alpha-二甲基-1-环己烯-1-丁醇 1-Cyclohexene-1-butanol, 4(or 5)-(di-1H-indol-1-ylmethyl)-alpha,alpha-dimethyl- 68738-97-6 C22H31NO
    4-(2-(甲氧基甲氧基)苯基)-2-甲基-3-丁炔-2-醇 (S)-5-tert-butylsulfanylmethyl-5-methylimidazoline-2,4-dione 634152-61-7 C9H16N2O2S
    4-(2-(二甲氨基)乙基)苯基乙烯基碳酸酯 [4-[2-(Dimethylamino)ethyl]phenyl] ethenyl carbonate 64643-79-4 C13H17NO3
    4-(2-(4-硝基苯氧基)乙基)吗啉 4-[2-(4-nitrophenoxy)ethyl]morpholine 65300-53-0 C12H16N2O4
    4-(2-(4-烯丙基-2,6-二甲氧基苯氧基)-1,3-二甲氧基丙基)-2,6-二甲氧基苯酚 4-(2-(4-allyl-2,6-dimethoxyphenoxy)-1,3-dimethoxypropyl)-2,6-dimethoxyphenol 66463-76-1 C24H32O8
    4-(2-(4-(4-氟苯基)-1-哌嗪基)乙基)-N-苯基-1-哌嗪甲酰胺 1-Piperazinecarboxamide, 4-(2-(4-(4-fluorophenyl)-1-piperazinyl)ethyl)-N-phenyl- 65274-88-6 C23H30FN5O
    4-(2-(1H-咪唑-2-基)苯基)吡啶 2-[2-(pyrid-4-yl)phenyl]imidazole 608515-26-0 C14H11N3
    4-(2-(1,2,3,5,6,7-六氢-S-引达省-4-基)-2-氧代-1-硫代乙基)-吗啉 4-[(1,2,3,5,6,7-hexahydro-<i>s</i>-indacen-4-yl)-oxo-thioacetyl]-morpholine 65935-72-0 C18H21NO2S
    4-(2-((2-(4-氯苯基)-6-甲基-4-嘧啶基)氨基)苯甲酰基)-吗啉 Morpholine, 4-(2-((2-(4-chlorophenyl)-6-methyl-4-pyrimidinyl)amino)benzoyl)- 65789-86-8 C22H21ClN4O2
    4-(2,6-二氟苯基)苯酚 2',6'-difluoro-[1,1'-biphenyl]-4-ol 628306-32-1 C12H8F2O
    4-(2,6,6-三甲基环己基)-3-甲基-2-丁醇 3-methyl-4-(2,2,6-trimethyl-cyclohexyl)-butan-2-ol 60241-53-4 C14H28O
    4-(2,5-二甲苯偶氮)邻甲苯胺 4-Amino-3,2',5'-trimethyl-azobenzol 61931-72-4 C15H17N3
    4-(2,5-二甲基苯甲酰基)苯甲酸甲酯 4-(2,5-dimethylbenzoyl)-benzoic acid methyl ester 649756-98-9 C17H16O3
    4-(2,5-二甲基噻吩-3-基)-4-氧代丁酸 2,5-dimethyl-γ-oxo-3-thiophenebutanoic acid 6007-77-8 C10H12O3S
    4-(2,5-二甲基吡咯-1-基)苯胺 4-(2,5-dimethyl-1H-pyrrol-1-yl)benzenamine 60176-19-4 C12H14N2
    4-(2,5-二氯苯基)-3-氨基硫脲 4-(2,5-dichlorophenyl)-3-thiosemicarbazide 61335-34-0 C7H7Cl2N3S
    4-(2,5-二氧代-3-苯基-吡咯烷-1-基)-2-(三氟甲基)苯磺酰胺 4-(2,5-Dioxo-3-phenyl-1-pyrrolidinyl)-2-(trifluoromethyl)benzenesulfonamide 65116-59-8 C17H13F3N2O4S
    4-(2,5-二氧代-3-甲基-4-丙基-1-吡咯烷基)苯磺酰胺 4-(2,5-Dioxo-3-methyl-4-propyl-1-pyrrolidinyl)benzenesulfonamide 65116-24-7 C14H18N2O4S
    4-(2,5-二氢吡咯-1-羰基)-3-甲基苯甲酸 4-(2,5-dihydro-pyrrol-1-yl-carbonyl)-3-methyl-benzoic acid 651045-05-5 C13H13NO3